value unc_up unc_lo author ref method 17.93 0.166 0.166 Masiero 2011ApJ...741...68M NEATM 18.32 0.380 0.380 Masiero 2014ApJ...791..121M NEATM 20.38 4.080 4.080 Ali-Lagoa 2018A&A...612A..85A NEATM 22.18 4.440 4.440 Ali-Lagoa 2018A&A...612A..85A NEATM 22.23 0.650 0.650 Usui 2011PASJ...63.1117U NEATM 23.93 4.790 4.790 Ali-Lagoa 2018A&A...612A..85A NEATM